The type of photography that you are planning to use is an important decision factor. Here we have evaluated the Sigma 85mm F1.4 DG HSM and the Sigma 12-24mm F4 DG HSM for their suitability to various photography scenarios:
Size and Weight Comparison
The size of a lens is a crucial factor to consider when comparing two lenses. Sigma 12-24mm F4 DG HSM is the longer of the two lenses at 132mm. The Sigma 85mm F1.4 DG HSM with a length of 126mm, is 6mm shorter. Besides being longer, the Sigma 12-24mm F4 DG HSM also has a larger diameter of 101mm compared to the Sigma 85mm F1.4 DG HSM's 95mm diameter.
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Below you can find a scaled side-by-side image of Sigma 85mm F1.4 DG HSM and Sigma 12-24mm F4 DG HSM to get a better idea of how their sizes compare in real life.
The weight of a lens is equally significant as its external dimensions, particularly if you intend to handhold your camera and lens combination for extended periods. Sigma 85mm F1.4 DG HSM weighs 1130g, which means it is 21g (1%) lighter than the Sigma 12-24mm F4 DG HSM which has a weight of 1151g.
Lens Mounts
Both the Sigma 85mm F1.4 DG HSM and the Sigma 12-24mm F4 DG HSM has the same Sigma SA lens mount. Some of the latest released cameras that are compatible with the Sigma SA lenses are Sigma Quattro, Sigma Quattro H and Sigma SD1 Merrill.
Sigma 85mm F1.4 DG HSM is also available in Nikon F (FX) and Canon EF mounts.
Sigma 12-24mm F4 DG HSM is also available in Nikon F (FX) and Canon EF mounts.
Focal Range
Sigma 85mm F1.4 DG HSM is a prime lens with fixed focal lenght of 85mm.
On the other hand, the Sigma 12-24mm F4 DG HSM has a focal range of 12-24mm and 2.0X zoom ratio .